1 Stelzer Wolfgang Stelzer, MD, Michael Aiglesberger, Mag. BScN, Dominik Stelzer, and Valentin Stelzer. Use of Radiofrequency Lateral Branch Neurotomy for the Treatment of Sacroiliac Joint-Mediated Low Back Pain: A Large Case Series. This case report is on a retrospective study of 126 subjects (105 suitable for analysis) that were treated with cooled RF between January 7, 2008 and May 26, 2009. Wolfgang Stelzer, MD, contributed to the above case report at the time he had a financial consulting relationship with Halyard Health, Inc. Pain Medicine, 2013; 14: 29–35